package com.shengyuan.manage_os.old.ying.boce.http;

import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.InetAddress;
import java.net.Socket;
import java.net.URL;
import java.util.Map;

/**
 * 上传文件到服务器
 * 
 * @author Administrator
 * 
 */
public class SocketHttpRequester {
	/**
	 * 直接通过HTTP协议提交数据到服务器,实现如下面表单提交功能: <FORM METHOD=POST
	 * ACTION="http://192.168.1.101:8083/upload/servlet/UploadServlet"
	 * enctype="multipart/form-data"> <INPUT TYPE="text" NAME="name"> <INPUT
	 * TYPE="text" NAME="id"> <input type="file" name="imagefile"/> <input
	 * type="file" name="zip"/> </FORM>
	 * 
	 * @param path
	 *            上传路径(注：避免使用localhost或127.0.0.1这样的路径测试，因为它会指向手机模拟器，你可以使用http://
	 *            www.iteye.cn或http://192.168.1.101:8083这样的路径测试)
	 * @param params
	 *            请求参数 key为参数名,value为参数值
	 * @param file
	 *            上传文件
	 */
	public static boolean post(String path, Map<String, String> params,
			FormFile[] files) throws Exception {
		final String BOUNDARY = "---------------------------7da2137580612"; // 数据分隔线
		final String endline = "--" + BOUNDARY + "--\r\n";// 数据结束标志

		int fileDataLength = 0;
		if (files!=null) {
			for (FormFile uploadFile : files) {// 得到文件类型数据的总长度
				StringBuilder fileExplain = new StringBuilder();
				fileExplain.append("--");
				fileExplain.append(BOUNDARY);
				fileExplain.append("\r\n");
				fileExplain.append("Content-Disposition: form-data;name=\""
						+ uploadFile.getParameterName() + "\";filename=\""
						+ uploadFile.getFilname() + "\"\r\n");
				fileExplain.append("Content-Type: " + uploadFile.getContentType() + "\r\n\r\n");
				fileExplain.append("\r\n");
				fileDataLength += fileExplain.length();
				if (uploadFile.getInStream() != null) {
					fileDataLength += uploadFile.getFile().length();
				} else {
					fileDataLength += uploadFile.getData().length;
				}
			}
		}

		StringBuilder textEntity = new StringBuilder();
		for (Map.Entry<String, String> entry : params.entrySet()) {// 构造文本类型参数的实体数据
			textEntity.append("--");
			textEntity.append(BOUNDARY);
			textEntity.append("\r\n");
			textEntity.append("Content-Disposition: form-data; name=\""
					+ entry.getKey() + "\"\r\n\r\n");
			textEntity.append(entry.getValue());
			textEntity.append("\r\n");
		}
		// 计算传输给服务器的实体数据总长度
		int dataLength = textEntity.toString().getBytes().length
				+ fileDataLength + endline.getBytes().length;

		URL url = new URL(path);
		int port = url.getPort() == -1 ? 80 : url.getPort();
		Socket socket = new Socket(InetAddress.getByName(url.getHost()), port);
		OutputStream outStream = socket.getOutputStream();
		// 下面完成HTTP请求头的发送
		String requestmethod = "POST " + url.getPath() + " HTTP/1.1\r\n";
		outStream.write(requestmethod.getBytes());
		String accept = "Accept: image/gif, image/jpeg, image/pjpeg, image/pjpeg, application/x-shockwave-flash, application/xaml+xml, application/vnd.ms-xpsdocument, application/x-ms-xbap, application/x-ms-application, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*\r\n";
		outStream.write(accept.getBytes());
		String language = "Accept-Language: zh-CN\r\n";
		outStream.write(language.getBytes());
		String contenttype = "Content-Type: multipart/form-data; boundary="
				+ BOUNDARY + "\r\n";
		outStream.write(contenttype.getBytes());
		String contentlength = "Content-Length: " + dataLength + "\r\n";
		outStream.write(contentlength.getBytes());
		String alive = "Connection: Keep-Alive\r\n";
		outStream.write(alive.getBytes());
		String host = "Host: " + url.getHost() + ":" + port + "\r\n";
		outStream.write(host.getBytes());
		// 写完HTTP请求头后根据HTTP协议再写一个回车换行
		outStream.write("\r\n".getBytes());
		// 把所有文本类型的实体数据发送出来
		outStream.write(textEntity.toString().getBytes());
		// 把所有文件类型的实体数据发送出来
		if (files!=null) {
			for (FormFile uploadFile : files) {
				StringBuilder fileEntity = new StringBuilder();
				fileEntity.append("--");
				fileEntity.append(BOUNDARY);
				fileEntity.append("\r\n");
				fileEntity.append("Content-Disposition: form-data;name=\""
						+ uploadFile.getParameterName() + "\";filename=\""
						+ uploadFile.getFilname() + "\"\r\n");
				fileEntity.append("Content-Type: " + uploadFile.getContentType()
						+ "\r\n\r\n");
				outStream.write(fileEntity.toString().getBytes());
				if (uploadFile.getInStream() != null) {
				 	byte[] buffer = new byte[1024];
					int len = 0;
					while ((len = uploadFile.getInStream().read(buffer, 0, 1024)) != -1) {
						outStream.write(buffer, 0, len);
					}
					uploadFile.getInStream().close();
				} else {
					outStream.write(uploadFile.getData(), 0,
							uploadFile.getData().length);
				}
				outStream.write("\r\n".getBytes());
			}
		}

		// 下面发送数据结束标志，表示数据已经结束
		outStream.write(endline.getBytes());

		BufferedReader reader = new BufferedReader(new InputStreamReader(
				socket.getInputStream()));
		Boolean ret = false;
		if (reader.readLine().indexOf("200") == -1) {// 读取web服务器返回的数据，判断请求码是否为200，如果不是200，代表请求失败
			ret = false;
		}else {
			ret = true;
		}
//		Boolean ret = false;
//		String str = "";
//		try {
//			while ((str = reader.readLine())!=null) {
//				if (str.contains("ERPMOK")) {
//					ret = true;
//					break;
//				}
//			}
//		} catch (Exception e) {
//			e.printStackTrace();
//		}

		outStream.flush();
		outStream.close();
		reader.close();
		socket.close();
		return ret;
	}

	/**
	 * 提交数据到服务器
	 * 
	 * @param path
	 *            上传路径(注：避免使用localhost或127.0.0.1这样的路径测试，因为它会指向手机模拟器，你可以使用http://
	 *            www.itcast.cn或http://192.168.1.10:8080这样的路径测试)
	 * @param params
	 *            请求参数 key为参数名,value为参数值
	 * @param file
	 *            上传文件
	 */
	public static boolean post(String path, Map<String, String> params,
			FormFile file) throws Exception {
		return post(path, params, new FormFile[] { file });
	}

	public static void uploadFile(String srcPath, String uploadUrl) {
		String end = "\r\n";
		String twoHyphens = "--";
		String boundary = "******";
		try {
			URL url = new URL(uploadUrl);
			HttpURLConnection httpURLConnection = (HttpURLConnection) url
					.openConnection();
			// 设置每次传输的流大小，可以有效防止手机因为内存不足崩溃
			// 此方法用于在预先不知道内容长度时启用没有进行内部缓冲的 HTTP 请求正文的流。
			httpURLConnection.setChunkedStreamingMode(128 * 1024);// 128K
			// 允许输入输出流
			httpURLConnection.setDoInput(true);
			httpURLConnection.setDoOutput(true);
			httpURLConnection.setUseCaches(false);
			// 使用POST方法
			httpURLConnection.setRequestMethod("POST");
			httpURLConnection.setRequestProperty("Connection", "Keep-Alive");
			httpURLConnection.setRequestProperty("Charset", "UTF-8");
			httpURLConnection.setRequestProperty("Content-Type",
					"multipart/form-data;boundary=" + boundary);

			DataOutputStream dos = new DataOutputStream(
					httpURLConnection.getOutputStream());
			dos.writeBytes(twoHyphens + boundary + end);
			dos.writeBytes("Content-Disposition: form-data; name=\"uploadedfile\"; filename=\""
					+ srcPath.substring(srcPath.lastIndexOf("/") + 1)
					+ "\""
					+ end);
			dos.writeBytes(end);

			FileInputStream fis = new FileInputStream(srcPath);
			byte[] buffer = new byte[8192]; // 8k
			int count = 0;
			// 读取文件
			while ((count = fis.read(buffer)) != -1) {
				dos.write(buffer, 0, count);
			}
			fis.close();

			dos.writeBytes(end);
			dos.writeBytes(twoHyphens + boundary + twoHyphens + end);
			dos.flush();

			InputStream is = httpURLConnection.getInputStream();
			InputStreamReader isr = new InputStreamReader(is, "utf-8");
			BufferedReader br = new BufferedReader(isr);
			String result = br.readLine();

			// Toast.makeText(this, result, Toast.LENGTH_LONG).show();
			dos.close();
			is.close();

		} catch (Exception e) {
			e.printStackTrace();
			// setTitle(e.getMessage());
		}
	}

}